Topping, Keith, Hollywood Vampire, (3rd edition, includes Season 4) Virgin Books (2004), page 360: „During [November-December 2002]., Angel was getting slightly higher ratings than Buffy, aided by a new Sunday-slot and the popular series Charmed as its lead-in show.“ Also see Wahoske, Matthew J., „Nielsen Ratings For Buffy The Vampire Slayer, Angel, And FireflyArchivováno 16. 2. 2008 na Wayback Machine.“, Insightbb.com (2004) – neplatný odkaz !
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Topping, Keith, Hollywood Vampire, (3rd edition, includes Season 4) Virgin Books (2004), page 360: „During [November-December 2002]., Angel was getting slightly higher ratings than Buffy, aided by a new Sunday-slot and the popular series Charmed as its lead-in show.“ Also see Wahoske, Matthew J., „Nielsen Ratings For Buffy The Vampire Slayer, Angel, And FireflyArchivováno 16. 2. 2008 na Wayback Machine.“, Insightbb.com (2004) – neplatný odkaz !